Home / 37,608.71-56,403.74-15,428.27

Finding the Fourth Proportional to 37,608.71, 56,403.74 and 15,428.27

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Solution

The fourth proportional to 37,608.71, 56,403.74 and 15,428.27 is: 23,138.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,608.71 : 56,403.74 = 15,428.27 : x
  2. Step 2: Convert to fraction form
    37,608.71/56,403.74 = 15,428.27/x
  3. Step 3: Cross multiply
    37,608.71x = 56,403.74 × 15,428.27
  4. Step 4: Simplify right side
    37,608.71x = 870,212,309.31
  5. Step 5: Solve for x
    x = 870,212,309.31/37,608.71
  6. Step 6: Final answer
    x = 23,138.59

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.